mcp-dev

v1.1.0

Guide for creating high-quality MCP servers with best practices, TypeScript/Python patterns, and evaluation tools

CodexClaude Code1 Skill

By AnthropicLicense: Apache-2.015 GitHub starsUpdated 2 hours ago

Directory evidence

Runtimes: Codex and Claude Code
Parsed components: 1 skill or MCP entry
Source updated: Sep 24, 2026
Manifest status: Canonical path parsed

The directory validates manifest shape and source location. It does not execute the plugin or provide a security endorsement. Review the indexing methodology →

Install mcp-dev for Codex and Claude Code

Installs for the current user

codex plugin marketplace add pleaseai/claude-code-plugins
codex plugin marketplace upgrade pleaseai
codex plugin add mcp-dev@pleaseai

Paste and run these commands in a terminal with Codex. They add and refresh the pleaseai catalog, then install this plugin.

Compatibility: the page URL and API slug “mcp-dev” remain stable.

Codex: mcp-dev@agent-plugin-marketplace → mcp-dev@pleaseai

The installer fetches third-party code from the source repository shown on this page. This directory validates manifest structure and source location, but does not perform a security audit; review the manifest, components, and source before installing.

Get the source manually

$ git clone https://github.com/pleaseai/claude-code-plugins

Clone the source repository, then follow its setup instructions to add the plugin to a compatible client. The plugin root is plugins/mcp-dev/.

Plugin files

plugins/mcp-dev/

├── .codex-plugin/plugin.json
├── .claude-plugin/plugin.json
└── skills/mcp-builder/SKILL.md

Included Skills1

mcp-builderskills/mcp-builder/SKILL.md

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).

Plugin manifests2

plugins/mcp-dev/.codex-plugin/plugin.json

{
  "name": "mcp-dev",
  "version": "1.1.0",
  "description": "Guide for creating high-quality MCP servers with best practices, TypeScript/Python patterns, and evaluation tools",
  "author": {
    "name": "Anthropic",
    "url": "https://github.com/anthropics"
  },
  "interface": {
    "displayName": "Mcp Dev",
    "shortDescription": "Guide for creating high-quality MCP servers with best practices, TypeScript/Python patterns, and evaluation tools",
    "longDescription": "Guide for creating high-quality MCP servers with best practices, TypeScript/Python patterns, and evaluation tools",
    "developerName": "Anthropic",
    "category": "Tooling",
    "capabilities": [
      "Skill"
    ],
    "defaultPrompt": [
      "Help me use Mcp Dev for my current task."
    ],
    "websiteURL": "https://github.com/anthropics/skills/tree/main/skills/mcp-builder"
  },
  "homepage": "https://github.com/anthropics/skills/tree/main/skills/mcp-builder",
  "repository": "https://github.com/anthropics/skills",
  "license": "Apache-2.0",
  "keywords": [
    "mcp",
    "model-context-protocol",
    "mcp-server",
    "typescript",
    "python",
    "fastmcp"
  ]
}

plugins/mcp-dev/.claude-plugin/plugin.json

{
  "name": "mcp-dev",
  "version": "1.1.0",
  "description": "Guide for creating high-quality MCP servers with best practices, TypeScript/Python patterns, and evaluation tools",
  "author": {
    "name": "Anthropic",
    "url": "https://github.com/anthropics"
  },
  "homepage": "https://github.com/anthropics/skills/tree/main/skills/mcp-builder",
  "repository": "https://github.com/anthropics/skills",
  "license": "Apache-2.0",
  "keywords": [
    "mcp",
    "model-context-protocol",
    "mcp-server",
    "typescript",
    "python",
    "fastmcp"
  ]
}